40036764 has 24 divisors (see below), whose sum is σ = 93683968. Its totient is φ = 13307760.

The previous prime is 40036729. The next prime is 40036811. The reversal of 40036764 is 46763004.

40036764 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 142 + ... + 8949.

Almost surely, 2^40036764 is an apocalyptic number.

It is an amenable number.

40036764 is an abundant number, since it is smaller than the sum of its proper divisors (53647204).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

40036764 is a wasteful number, since it uses less digits than its factorization.

40036764 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9465 (or 9463 counting only the distinct ones).

The product of its (nonzero) digits is 12096, while the sum is 30.

The square root of 40036764 is about 6327.4611022115. The cubic root of 40036764 is about 342.0999331780.

Adding to 40036764 its reverse (46763004), we get a palindrome (86799768).

The spelling of 40036764 in words is "forty million, thirty-six thousand, seven hundred sixty-four".